JP2017141817A - 高荷重事象の際の軸受アウターレース保持装置 - Google Patents

高荷重事象の際の軸受アウターレース保持装置 Download PDF

Info

Publication number
JP2017141817A
JP2017141817A JP2017008015A JP2017008015A JP2017141817A JP 2017141817 A JP2017141817 A JP 2017141817A JP 2017008015 A JP2017008015 A JP 2017008015A JP 2017008015 A JP2017008015 A JP 2017008015A JP 2017141817 A JP2017141817 A JP 2017141817A
Authority
JP
Japan
Prior art keywords
housing
bores
ball bearing
spring finger
bore
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2017008015A
Other languages
English (en)
Japanese (ja)
Inventor
ラヴィンドラ・シャンカール・ガニジャ
Shankar Ganiger Ravindra
ブルース・アラン・カーター
Bruce Alan Carter
チャールズ・アンドリュー・コーマン
Andrew Corman Charles
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2017141817A publication Critical patent/JP2017141817A/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/045—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position special arrangements in stators or in rotors dealing with breaking-off of part of rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
    • F01D21/08—Restoring position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • F01D25/164—Flexible supports; Vibration damping means associated with the bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/06—Arrangements of bearings; Lubricating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/583—Details of specific parts of races
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/042—Housings for rolling element bearings for rotary movement
    • F16C35/045—Housings for rolling element bearings for rotary movement with a radial flange to mount the housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/067—Fixing them in a housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/54—Radial bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/60—Shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rolling Contact Bearings (AREA)
  • Support Of The Bearing (AREA)
  • Mounting Of Bearings Or Others (AREA)
JP2017008015A 2016-02-08 2017-01-20 高荷重事象の際の軸受アウターレース保持装置 Pending JP2017141817A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/017,791 2016-02-08
US15/017,791 US10041534B2 (en) 2016-02-08 2016-02-08 Bearing outer race retention during high load events

Publications (1)

Publication Number Publication Date
JP2017141817A true JP2017141817A (ja) 2017-08-17

Family

ID=57956214

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017008015A Pending JP2017141817A (ja) 2016-02-08 2017-01-20 高荷重事象の際の軸受アウターレース保持装置

Country Status (5)

Country Link
US (1) US10041534B2 (de)
EP (1) EP3203036B1 (de)
JP (1) JP2017141817A (de)
CN (1) CN107044304B (de)
CA (1) CA2956366A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023517637A (ja) * 2020-03-12 2023-04-26 アルファ－ラヴァル・コーポレート・アーベー 回転軸を支持するためのベアリング部材

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10196980B2 (en) 2016-02-08 2019-02-05 General Electric Company Bearing outer race retention during high load events
EP3441575B1 (de) * 2017-08-11 2021-12-01 General Electric Company Polska sp. z o.o. Turbinentriebwerk
DE102017223112A1 (de) 2017-12-18 2019-06-19 MTU Aero Engines AG Gehäuseanordnung für eine Strömungsmaschine sowie Strömungsmaschinenanordnung mit einer solchen Gehäuseanordnung und Verfahren zum Herstellen der Gehäuseanordnung
US10533610B1 (en) * 2018-05-01 2020-01-14 Florida Turbine Technologies, Inc. Gas turbine engine fan stage with bearing cooling
CN112384777B (zh) * 2018-07-11 2022-05-17 日本精工株式会社 轴承装置和机床的主轴装置
FR3086020B1 (fr) * 2018-09-13 2020-12-25 Safran Aircraft Engines Systeme de retenue axiale d'une bague de roulement
US11421555B2 (en) 2018-12-07 2022-08-23 Raytheon Technologies Corporation Case flange with scallop features
US10844746B2 (en) * 2019-03-29 2020-11-24 Pratt & Whitney Canada Corp. Bearing housing
US10794222B1 (en) 2019-08-14 2020-10-06 General Electric Company Spring flower ring support assembly for a bearing
FR3108688B1 (fr) * 2020-03-27 2022-02-25 Safran Aircraft Engines Arret axial aval pour bague externe de palier
US11828235B2 (en) 2020-12-08 2023-11-28 General Electric Company Gearbox for a gas turbine engine utilizing shape memory alloy dampers
CN114962002B (zh) * 2021-02-24 2025-07-15 中国航发商用航空发动机有限责任公司 带有弹性支撑的轴承组件及航空发动机
JP7352590B2 (ja) * 2021-04-02 2023-09-28 三菱重工業株式会社 ガスタービン
US20230407922A1 (en) * 2022-06-16 2023-12-21 Dodge Industrial, Inc. Motor adapter and cover for rotating machinery
US12006829B1 (en) 2023-02-16 2024-06-11 General Electric Company Seal member support system for a gas turbine engine
US12486779B2 (en) 2023-03-08 2025-12-02 General Electric Company Seal support assembly for a turbine engine
US12241375B2 (en) 2023-03-24 2025-03-04 General Electric Company Seal support assembly for a turbine engine
US12421861B2 (en) 2023-03-24 2025-09-23 General Electric Company Seal support assembly for a turbine engine
US12416243B2 (en) 2023-03-24 2025-09-16 General Electric Company Seal support assembly for a turbine engine
US12215587B2 (en) 2023-03-24 2025-02-04 General Electric Company Seal support assembly for a turbine engine
US12372002B2 (en) 2023-03-24 2025-07-29 General Electric Company Seal support assembly for a turbine engine
US12116896B1 (en) 2023-03-24 2024-10-15 General Electric Company Seal support assembly for a turbine engine
US12215588B2 (en) 2023-03-27 2025-02-04 General Electric Company Seal assembly for a gas turbine engine
US12326089B2 (en) 2023-04-24 2025-06-10 General Electric Company Seal assembly for a gas turbine engine
US12416246B2 (en) * 2023-06-23 2025-09-16 Pratt & Whitney Canada Corp. Bearing inner race with sleeve and integrated puller
FR3156827A1 (fr) * 2023-12-19 2025-06-20 Safran Aircraft Engines Palier de roulement de turbomachine équipé d’une cale mécanique

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1626188A2 (de) * 2004-08-11 2006-02-15 Rolls-Royce Plc Lageranordnung für ein Gasturbinentriebwerk mit nachgiebiger Abstützung
US20080152483A1 (en) * 2006-12-22 2008-06-26 Rolls-Royce North American Technologies, Inc. Bearing support
JP2010038364A (ja) * 2008-07-31 2010-02-18 General Electric Co <Ge> 入れ子式軸受ケージ
US20120189429A1 (en) * 2011-01-24 2012-07-26 Witlicki Russell B Bearing system for gas turbine engine
US20120213629A1 (en) * 2009-10-08 2012-08-23 Snecma Device for centering and guiding the rotation of a turbomachine shaft
JP2015516536A (ja) * 2012-04-25 2015-06-11 ゼネラル・エレクトリック・カンパニイ ダンパ軸受組立体を組立てる装置および方法
WO2015130370A2 (en) * 2013-12-20 2015-09-03 United Technologies Corporation Bearing supports
US20150308510A1 (en) * 2014-04-24 2015-10-29 United Technologies Corporation Systems and methods for engine bearings
JP2017096283A (ja) * 2015-11-23 2017-06-01 ゼネラル・エレクトリック・カンパニイ 高荷重事象の際の軸受アウターレース保持装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1626188A (en) 1921-12-05 1927-04-26 Ram Georges Henri Ernest De Suspension of automobiles and other vehicles
US5052828A (en) 1990-05-25 1991-10-01 General Electric Company Bearing assembly for use in high temperature operating environment
US5791789A (en) 1997-04-24 1998-08-11 United Technologies Corporation Rotor support for a turbine engine
US6540483B2 (en) 2001-08-27 2003-04-01 General Electric Company Methods and apparatus for bearing outer race axial retention
EP1777378A3 (de) 2003-07-29 2011-03-09 Pratt & Whitney Canada Corp. Gehäuse für ein Mantelstromtriebwerk und Herstellungsverfahren dafür
US7384199B2 (en) * 2004-08-27 2008-06-10 General Electric Company Apparatus for centering rotor assembly bearings
US20060204153A1 (en) 2005-03-10 2006-09-14 Honeywell International Inc. Compact resilient anisotropic support for bearing
US7648278B2 (en) 2007-01-05 2010-01-19 Honeywell International Inc. High speed aerospace generator resilient mount, combined centering spring and squeeze film damper
US8322038B1 (en) 2009-04-20 2012-12-04 The Boeing Company Method of manufacturing a bearing housing for an engine with stress and stiffness control
US8282285B2 (en) 2009-05-04 2012-10-09 Pratt & Whitney Canada Corp. Bearing support
US8337090B2 (en) 2009-09-10 2012-12-25 Pratt & Whitney Canada Corp. Bearing support flexible ring
US8845277B2 (en) 2010-05-24 2014-09-30 United Technologies Corporation Geared turbofan engine with integral gear and bearing supports
FR2966208B1 (fr) 2010-10-13 2012-12-28 Snecma Boitier de liaison entre un arbre d'entrainement de soufflante de moteur et un palier de roulement
US9410608B2 (en) 2011-06-08 2016-08-09 United Technologies Corporation Flexible support structure for a geared architecture gas turbine engine
US8727632B2 (en) 2011-11-01 2014-05-20 General Electric Company Bearing support apparatus for a gas turbine engine
US8727629B2 (en) * 2011-11-01 2014-05-20 General Electric Company Series bearing support apparatus for a gas turbine engine
US10001028B2 (en) * 2012-04-23 2018-06-19 General Electric Company Dual spring bearing support housing
DE102012208744A1 (de) * 2012-05-24 2013-11-28 Schaeffler Technologies AG & Co. KG Wälzlager

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1626188A2 (de) * 2004-08-11 2006-02-15 Rolls-Royce Plc Lageranordnung für ein Gasturbinentriebwerk mit nachgiebiger Abstützung
US20080152483A1 (en) * 2006-12-22 2008-06-26 Rolls-Royce North American Technologies, Inc. Bearing support
JP2010038364A (ja) * 2008-07-31 2010-02-18 General Electric Co <Ge> 入れ子式軸受ケージ
US20120213629A1 (en) * 2009-10-08 2012-08-23 Snecma Device for centering and guiding the rotation of a turbomachine shaft
US20120189429A1 (en) * 2011-01-24 2012-07-26 Witlicki Russell B Bearing system for gas turbine engine
JP2015516536A (ja) * 2012-04-25 2015-06-11 ゼネラル・エレクトリック・カンパニイ ダンパ軸受組立体を組立てる装置および方法
WO2015130370A2 (en) * 2013-12-20 2015-09-03 United Technologies Corporation Bearing supports
US20150308510A1 (en) * 2014-04-24 2015-10-29 United Technologies Corporation Systems and methods for engine bearings
JP2017096283A (ja) * 2015-11-23 2017-06-01 ゼネラル・エレクトリック・カンパニイ 高荷重事象の際の軸受アウターレース保持装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023517637A (ja) * 2020-03-12 2023-04-26 アルファ－ラヴァル・コーポレート・アーベー 回転軸を支持するためのベアリング部材
JP7461494B2 (ja) 2020-03-12 2024-04-03 アルファ－ラヴァル・コーポレート・アーベー 回転軸を支持するためのベアリング部材

Also Published As

Publication number Publication date
EP3203036B1 (de) 2020-01-08
CA2956366A1 (en) 2017-08-08
US20170226894A1 (en) 2017-08-10
CN107044304B (zh) 2019-11-19
US10041534B2 (en) 2018-08-07
EP3203036A1 (de) 2017-08-09
CN107044304A (zh) 2017-08-15

Similar Documents

Publication Publication Date Title
JP2017141817A (ja) 高荷重事象の際の軸受アウターレース保持装置
JP2017141818A (ja) 高荷重事象の際の軸受アウターレース保持装置
US9869205B2 (en) Bearing outer race retention during high load events
US10323541B2 (en) Bearing outer race retention during high load events
CN107061008B (zh) 燃气涡轮发动机
JP6412073B2 (ja) ガスタービンエンジンのための多方向ギアボックス偏位制限器
CN107061017B (zh) 燃气涡轮发动机的具有形状记忆合金构件的转子支撑系统
JP6340048B2 (ja) 長さ−直径比が高いローラを有する二重列円筒ローラ軸受
JP6188094B2 (ja) タービンエンジン用のファン軸受
JP5906356B2 (ja) ダンパ軸受組立体を組立てる装置および方法
JP6367897B2 (ja) 動力ギヤボックスのピンの配置
CN107448477A (zh) 轴承
JP2017078408A (ja) 可変ピッチファンブレード保持システム
JP2017133691A (ja) ギアボックス遊星スクイーズフィルムダンパ
US20210003139A1 (en) Gas Turbine Engine Fan
US20190085702A1 (en) Turbomachine with alternatingly spaced turbine rotor blades
US10738653B2 (en) Squeeze film damper assemblies
US20200191017A1 (en) Bearing assembly including active vibration control
US11971054B2 (en) Damping device for damping shaft vibration
EP3333375B1 (de) Verstellringsystem und zugehöriger bügel mit einer rippe
US12129803B2 (en) Gearbox assembly

Legal Events

Date Code Title Description
A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180327

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20181023